Home / 50,204.05-69,353.68-40,119.28

Finding the Fourth Proportional to 50,204.05, 69,353.68 and 40,119.28

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Solution

The fourth proportional to 50,204.05, 69,353.68 and 40,119.28 is: 55,422.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,204.05 : 69,353.68 = 40,119.28 : x
  2. Step 2: Convert to fraction form
    50,204.05/69,353.68 = 40,119.28/x
  3. Step 3: Cross multiply
    50,204.05x = 69,353.68 × 40,119.28
  4. Step 4: Simplify right side
    50,204.05x = 2,782,419,706.95
  5. Step 5: Solve for x
    x = 2,782,419,706.95/50,204.05
  6. Step 6: Final answer
    x = 55,422.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.